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SAE-AISI 1038 Steel vs. AISI 316Cb Stainless Steel

Both SAE-AISI 1038 steel and AISI 316Cb stainless steel are iron alloys. They have 67% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1038 steel and the bottom bar is AISI 316Cb stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170 to 180
190
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 14 to 20
34
Fatigue Strength, MPa 220 to 350
180
Poisson's Ratio 0.29
0.28
Reduction in Area, % 40 to 45
46
Shear Modulus, GPa 73
78
Shear Strength, MPa 370 to 390
390
Tensile Strength: Ultimate (UTS), MPa 590 to 640
580
Tensile Strength: Yield (Proof), MPa 320 to 540
230

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 400
940
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 51
15
Thermal Expansion, µm/m-K 12
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.0
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
22
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.4
4.4
Embodied Energy, MJ/kg 18
61
Embodied Water, L/kg 46
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83 to 100
160
Resilience: Unit (Modulus of Resilience), kJ/m3 270 to 790
130
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 21 to 23
20
Strength to Weight: Bending, points 20 to 21
20
Thermal Diffusivity, mm2/s 14
4.1
Thermal Shock Resistance, points 19 to 20
13

Alloy Composition

Carbon (C), % 0.35 to 0.42
0 to 0.080
Chromium (Cr), % 0
16 to 18
Iron (Fe), % 98.6 to 99.05
60.9 to 72
Manganese (Mn), % 0.6 to 0.9
0 to 2.0
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 0
10 to 14
Niobium (Nb), % 0
0 to 1.1
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0
0 to 0.75
Sulfur (S), % 0 to 0.050
0 to 0.030